BREAKING: Active Gunman In Arizona

Law enforcement in Tempe, Arizona are working an active-shooter situation. 1shootThere was an officer-involved shooting and the suspect is now barricaded in a building, the Tempe Police Department tweeted.

The police officer is okay, the department said.

The suspect is barricaded in the Westchester Senior Center. No residents have been hurt. Roads in the area have been shut down.